What is Output
-Output is data that has been processed into a useful form.
-An output device is any type of hardware component that conveys information to one or more people.
Display Devices
-A display device visually conveys text. graphics, and video information
-A monitor is packaged as a separate peripheral.
Liquid crystal display (LCD) uses a liquid compound to present information on a display device.The quality of an LCD monitor or LCD screen depends primarily on
-Resolution
-Response time
-Brightness
-Dot pitch
-Contrast ratio
Resolution is the number of horizontal and vertical pixels in a display device.
Plasma monitors are display devices that use gas plasma technology and offer screen sizes up to 150 inches.
HDTV is the most advanced form of digital television.
A CRT monitor is a desktop monitor that contains a cathode-ray tube.
Printers
A printer produces text and graphic on a physical medium.
-A non-impact printer forms characters and graphics on a piece of paper without actually striking the paper.
-An ink-jet printer forms characters and graphics by spraying tiny drops of liquid ink onto a piece of paper.
-A multi-function peripheral (MFP) is a single device that prints, scans, copies, and in some cases, faxes.
-A thermal printer generates images by pushing electrically heated pins against the heat-sensitive paper.
-A mobile printer is a small, lightweight, battery-powered printer that allows a mobile user to print from a, notebook computer, smart phone, or other mobile device.
-A label printer is a small printer that prints on adhesive-type material
-Plotters used to produce high-quality drawings
-Large-format printers create photo-realistic quality color prints on larger scale
Speakers, Headphones, and Earbuds
An audio output device produces music, speech, or other sounds.
-Headphones are speakers that cover of the ear.
-Earbuds (also called earphones) rest inside the ear canal.
Other Output Devices
An interactive whiteboard is a touch-sensitive device, resembling a dry-erase board, that displays the image on a connected computer screen.
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